2445851117 has 2 divisors, whose sum is σ = 2445851118. Its totient is φ = 2445851116.

The previous prime is 2445851101. The next prime is 2445851123. The reversal of 2445851117 is 7111585442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2125763236 + 320087881 = 46106^2 + 17891^2 .

It is a cyclic number.

It is not a de Polignac number, because 2445851117 - 2⁴ = 2445851101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2445851017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222925558 + 1222925559.

It is an arithmetic number, because the mean of its divisors is an integer number (1222925559).

Almost surely, 2^2445851117 is an apocalyptic number.

It is an amenable number.

2445851117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445851117 is an equidigital number, since it uses as much as digits as its factorization.

2445851117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44800, while the sum is 38.

The square root of 2445851117 is about 49455.5468779792. The cubic root of 2445851117 is about 1347.3383528442.

The spelling of 2445851117 in words is "two billion, four hundred forty-five million, eight hundred fifty-one thousand, one hundred seventeen".